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14-12-2017 11:51

Per Marstad Per Marstad

3-8 mm in diameter, black, sp. 14-15 x 7-8 my, asc

18-12-2017 10:41

Per Marstad Per Marstad

Hello.I would like a name on this.Spores 15x6 my.A

18-12-2017 12:24

Pauline. Penna

Bonjour tousThese tiny Xylaria were found on a fal

17-12-2017 10:54

Per Marstad Per Marstad

Hello.This was found on sticks of Fagus.Spores 11-

17-12-2017 13:17

Blasco Rafael Blasco Rafael

Hola, de nuevo necesito su ayuda con esta muestra,

17-12-2017 12:55

Blasco Rafael Blasco Rafael

Hola, les parece que sea la que propongo ????Recog

16-12-2017 09:57

Castillo Joseba Castillo Joseba

Me mandas esta muestra seca en caña de PhytolacaL

16-12-2017 14:18

Per Marstad Per Marstad

I would like a name on this. 2 mm in diameter, dar

16-12-2017 20:58

Mlcoch Patrik Mlcoch Patrik

Good day,I want ask you about help with determinat

15-12-2017 15:20

Bernard CLESSE Bernard CLESSE

Dans le même xérobrometum (pelouse calcicole xé

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Black with a mycelium.
Per Marstad, 27-02-2019 11:16
Per MarstadI have found this in Norway, on Fraxinus excelsior, growing on a bed of mycelium.
Spores 27-28 x 6-8 my, with 3 segments.
I would like to have a name.
Per.

  • message #56514
  • message #56514
Lothar Krieglsteiner, 27-02-2019 11:28
Lothar Krieglsteiner
Re : Black with a mycelium.

Hello Per,


macroscopically this looks much like Chaetosphaerella phaeostroma.


The single spore (is it an ascospore?) could fit, too (but are a bit short) - 3 septa, end cells hyaline.


Best regards, Lothar

Per Marstad, 27-02-2019 11:44
Per Marstad
Re : Black with a mycelium.
In the description in Fungi and Lichens of Great Britain and Ireland tha size of the ascospore is (22-) 31-36 x 6-9 my and the form is exactly like my picture, so your determination is right, I think. Thank you.
Per.